Home / 386,683,747.95-580,009,891.92-95,543,539.18

Finding the Fourth Proportional to 386,683,747.95, 580,009,891.92 and 95,543,539.18

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Solution

The fourth proportional to 386,683,747.95, 580,009,891.92 and 95,543,539.18 is: 143,311,422.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,683,747.95 : 580,009,891.92 = 95,543,539.18 : x
  2. Step 2: Convert to fraction form
    386,683,747.95/580,009,891.92 = 95,543,539.18/x
  3. Step 3: Cross multiply
    386,683,747.95x = 580,009,891.92 × 95,543,539.18
  4. Step 4: Simplify right side
    386,683,747.95x = 55,416,197,835,254,408
  5. Step 5: Solve for x
    x = 55,416,197,835,254,408/386,683,747.95
  6. Step 6: Final answer
    x = 143,311,422.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.